/* ***********************
 * Version: MPL 1.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is Clear.js module.
 *
 * The Initial Developer of the Original Code is Rob Gerns.
 *
 * Portions created by the Initial Developer are Copyright (C) 2010
 * the Initial Developer. All Rights Reserved.
 *
 **************************/

 /*************************************************
* Function Name(s): clearContainer
*
* Purpose:
* Checks to see if a container node exists and 
* removes it if it does.  Called by the user
* clicking the "Clear" button. Also called by the
* oisterBake function when the "Display" button is 
* clicked.
**************************************************/
 
function clearContainer(){

 var nodeToRemove = document.getElementById("container");
 
 if(nodeToRemove != null && nodeToRemove !=undefined){
  nodeToRemove.parentNode.removeChild(nodeToRemove);
 }
 
}